■ Sectional Type Directional Control Valve
Sectional Type Directional Control Valves
EIC-EM-1002-0
■ Specification
■ Model Number Designation
Model Number
Max.
Flow Rate
L/Min.
Max.
Oper. Pressure
Kgf/cm2
Set
Pressure
Kgf/cm2
Relief Valve
Spool Leakage (at 100
Bar , 500 C & 32 cSt)
Oil
Temp.
(Max)
Material
Specification Std. Feature
Min. Max. Body Spool
MDS03-※-※-※-22 45 210 30
Adjustable
direct
acting Relief
valve
5
cm3/min.
12
cm3/mi
n.
(Lower
values
on deman
d
availab
le)
800 C
High
Wear
resist
-ance S.G.
Iron
Hardened
Steel
Handle
with
Rubber Grip &
Bellows
* For valve without handle the design no. is 22N
■ List of Spools
SECTIONAL TYPE DIRECTIONAL CONTROL VALVES
Type Spool Scheme Spool Features
2
4-Way-3 Position
A/B blocked, E-open to
Tank in neutral
4
4-Way-3 Position
A/B to tank, E-open to
Tank in neutral
8A
3-Way-3 Position
A blocked, E-open to
Tank in neutral
8B
3-Way-3 Position
B blocked, E-open to
Tank in neutral
1 2B
EP T
1 2A B
EP T
1 2A B
EP T
1 2A
EP T
MDS 03 -01 -B -2 -22
Series
Number
Valve
Size No. of Spools
Relief Spring
Type/Range Spool Type Design No.
MDS
(Sectional
Type)
03 01~08
A- 30~95 Kgf/cm2
B- 96~210 Kgf/cm2
C- 211~320 Kgf/cm2
2, 4, 8A
& 8B 22*
436
Port Size
PORT THREAD SIZE
P & T 1/2" BSP
A & B 3/4" BSP
MDS03- - - -22 DIMENSIONS IN
MILLIMETRES
Sectional Type Directional Control Valves
SECTIONAL TYPE DIRECTIONAL CONTROL VALVES
437
Sectional Type Directional
Control Valves
E
M
No. of Section 1 2 3 4 5 6 7 8
Dimension A 70 106 142 178 214 250 286 322
Dimension B 124 160 196 232 268 304 340 376
Dimension C 104 140 176 212 248 284 320 356
36
36
36
CB
110 5133
56
94
56.5
A
46
82
15° 15°
A
A
A
B
B
B
P
T
215
8.5
15
■ Specification
■ Model Number Designation
* For valve control with lever unit and handle the design No. is 21
* For valve control with lever unit but without handle the design No. is 21S
* For valve control without lever unit and handle the design No. is 21N
(Customer to use their own lever linkages or operating handle)
* For valve control with pneumatic operation the design No. is 21P
■ Sectional Direction Control Valve
Model
Number
Max.
Flow
Rate
L/min.
Set
Pressure
Kgf/cm2
Max.
Back
Pressure
Kgf/cm2
Spool Leakage (at 100 Bar, 500C
& 27 cSt)
Material
Specification Std. Feature
Min. Max. Body Spool
MDS04-※-※-※-21 80 320 30 5
cm3/min.
16 cm3/min. (Lower
values on demand
available)
High
Wear resistance
S.G.Iron
Hardened Steel
Handle with
Rubber Grip &
Bellows
MDS 04 -01 -B -2 D L ※ -21 L H T1
Series
Number
Valve
Size
No. of
Spools
Relief Spring
Type/Range
Spool
Type Detent
Anti-
cavitation
Relief
Valve For
Ports
Thread
Type
Design
No. L H T1
MDS
(Sectional
Type)
04 01~10
A-
30~95 Kgf/cm2
B-
96~210
Kgf/cm2
C-
211~320
Kgf/cm2
N-
Relief Spring
not required.
2, 4,
8A
& 8B
If
required
Specify
D or
else
omit
L:
For A Port
M:
For B Port
P:
For A&B
Ports
Specify
U for
UNF
thread
(omit for
STD
thread)
21*
Relief
valve
(as
shown
in fig.)
HPCO
(if
required)
Additional
tank line
(if
required)
Sectional Type Directional Control Valves
Note : Above types are readily available. For any other special requirements kindly contact factory.
SECTIONAL TYPE DIRECTIONAL CONTROL VALVES
438
■ List of Spools
* For each spool indicate above (L or M or P)
In case any of above L,M, or P is needed for all spools in common indicate any one of the L or M or P in ( ) with any
one letter only.
Sectional Type Directional Control Valves
Type Spool Scheme Spool Features
2
4-way-3 position
A/B blocked, E-open to
Tank in neutral position.
4
4-way-3 position
A/B to tank, E-open to
Tank in neutral position.
8A
3-way-3 position
A blocked, E-open to
Tank in neutral position.
8B
3-way-3 position
B blocked, E-open to
Tank in neutral position.
1 2B
EP T
1 2A B
EP T
1 2A B
EP T
1 2A
EP T
SECTIONAL TYPE DIRECTIONAL CONTROL VALVES
439
Sectional Type Directional
Control Valves
E
M
Port Size
Port Thread Size
P & T 3/4" BSP
A & B 1/2" BSP
T1/HPCO 3/4" BSP
No. of Section 1 2 3 4 5 6 7 8 9 10
Dimension A 120 160 200 240 280 320 360 400 440 480
Dimension B 139 179 219 259 299 339 379 419 459 499
MDS04- - - -21DIMENSIONS IN
MILLIMETRES
Sectional Type Directional Control Valves
SECTIONAL TYPE DIRECTIONAL CONTROL VALVES
440
16° 16°
40
40
40
(A)
(B)
47 140 65
100
10
7
P
A
A
T1/HPCO
9 Dia.
3 Places
27
04
2.5
B
B
15